Sec. 101.603  Permissible communications.

    (a) Except as provided in paragraph (b) of this section, stations in 
this radio service may transmit communications as follows:
    (1) On frequencies below 21,200 MHz, licensees may transmit their 
own communications, including the transmission of their products and 
information services, to their customers except that the distribution of 
video entertainment material to customers is permitted only as indicated 
in Sec. 101.101 and paragraph (a)(2) of this section.
    (2) In the frequency bands 6425-6525 MHz, 18,142-18,580 MHz and on 
frequencies above 21,200 MHz, licensees may deliver any of their own 
products and services to any receiving location;
    (3) Licensees may transmit the communications of their parent 
corporation, or of another subsidiary of the same parent, or their own 
subsidiary where the party to be served is regularly engaged in any of 
the activities that constitute the basis for eligibility to use the 
frequencies assigned;
    (4) Licensees may transmit the communications of other parties in 
accordance with Sec. 101.135;
    (5) Licensees may transmit emergency communications unrelated to 
their activities in accordance with Sec. 101.205;
    (6) Licensees may transmit communications on a commercial basis to 
eligible users, among different premises of a single eligible user, or 
from one eligible user to another as part of transmissions by Digital 
Electronic Message Service systems on the frequencies provided for this 
purpose;

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    (7) Licensees may transmit program material from one location to 
another, provided that the frequencies do not serve as the final RF link 
in the chain of distribution of the program material to broadcast 
stations;
    (b) Stations licensed in this radio service shall not:
    (1) Render a common carrier communications service of any kind;
    (2) Transmit program material for use in connection with 
broadcasting, except as provided in paragraphs (a)(2), and (a)(7)) of 
this section; and/or
    (3) Be used to provide the final RF link in the chain of 
transmission of program material to cable television systems, multipoint 
distribution systems or master antenna TV systems, except in the 
frequency bands 6425-6525 and 18,142-18,580 MHz and on frequencies above 
21,200 MHz.

    Subpart I--Common Carrier Fixed Point-to-Point Microwave Service